18453942

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4677

約数の個数: 48

約数和(自身を含む): 45601920

約数和(自身を除く): 27147978

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 4639, 9278, 13917, 27834, 41751, 60307, 78863, 83502, 120614, 157726, 180921, 236589, 361842, 473178, 542763, 709767, 1025219, 1085526, 1419534, 2050438, 3075657, 6151314, 9226971, 18453942]

約数ペア:

[(1, 18453942), (2, 9226971), (3, 6151314), (6, 3075657), (9, 2050438), (13, 1419534), (17, 1085526), (18, 1025219), (26, 709767), (34, 542763), (39, 473178), (51, 361842), (78, 236589), (102, 180921), (117, 157726), (153, 120614), (221, 83502), (234, 78863), (306, 60307), (442, 41751), (663, 27834), (1326, 13917), (1989, 9278), (3978, 4639)]